#backcont{
    background-image: url(../static/sister.png);
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    -webkit-background-size: cover;
    min-height: 100vh;

}

.ceshi-content{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

.login-cont{
    width: 500px;
    height: 300px;
    background: #999;
    border-radius: 5px;
}

.ceshi-title{
    text-align: center;
    color: #000000;
    font-size: 30px;
    padding-top: 30px;
    font-family: Arial, Helvetica, sans-serif;
}

.ceshi-user{
    width: 400px;
    margin: 0 auto;
    padding-top: 30px;
    height: 40px;
    display: flex;
    align-items: center;
}

.ceshi-user p{
    width: 50px;
    color: #000000;
    font-size: 16px;
}

.inptflex{
    flex: 1;
}
.reg-view{
    width: 400px;
    display: flex;
    justify-content: flex-end;
    margin: 0 auto;
    padding-top: 10px;
}

.reg-view p{
    cursor: pointer;
    display: contents;
}

.ceshi-btn{
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 10px auto 0 auto;
    font-size: 16px;
}